KS

Kiyoshi Sekikawa

NE Nec: 1 patents #225 of 1,182Top 20%
Overall (1997): #48,188 of 185,788Top 30%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5675676 Optical branching apparatus and transmission line switching method Shuji Yamashita 1997-10-07